ECA EIA-520DAAC-1990 Detail Specification on 4 Pole Toggle Switches.pdf
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1、. EIA 520DAAC 90 3234600 0073507 3 M o a a ta O Cu v) I w 0 ANSI/ EIA-520DAAC-19 O O APPROVED: May 18, 1990 SPECIFICATION l Detail Specification on 4 Pole Toggle Switches EIA-520DAAC JUNE 1990 ELECTRONIC INDUSTRIES ASSOCIATION ENGINEERING DEPARTMENT The NECQ System EIA 520DAAC 90 3234600 0073508 5 =
2、 I NOTICE EIA Engineering Standards and Publications are designed to serve the public interest through eliminating misunderstandings between manufacturers and purchasers, facilitating interchangeability and improvement of products, and assisting the purchaser in selecting and obtaining with minimum
3、delay the proper product for his particular need. Existence of such Standards and Publications shall not in any respect preclude any member or nonmember of EIA from manufacturing or selling products not conforming to such Standards and Publications, nor shall the existence of such Standards and Publ
4、ications preclude their voluntary use by those other than EIA members, whether the standard is to be used either domestically or internationally. Recommended Standards and Publications are adopted by EIA without regard to whether or not their adoption may involve patents on articles, materials, or p
5、rocesses. By such action, EIA does not assume any liability to any patent owner, nor does it assume any obligation whatever to parties adopting the Recommended Standard or Publication. This EIA Specification is considered to have International Standardization implication, but the International Elect
6、rotechnical Commission activity has not progressed to the point where a valid comparison between the EIA Specification and the IEC document can be made. This Specification does not purport to address all safety problems associated with its use or all applicable regulatory requirements. It is the res
7、ponsibility of the user of this Specification to establish appropriate safety and health practices and to determine the applicability of regulatory limitations before its use. (From EIA Standards Proposal No. 2195 formulated under the cognizance of the EIA P- 13.2 Subcommittee on Toggle, Rocker, Pad
8、dle O nt.0 o51-j p- STEEL 4 II - _ FED STD NO. 66, 55, O00 PSI (MIN SULPHLTR OR PHOSPHORUS: SHALL NOT EXCEED 0.05 BY WEIGHT) hl A TE RIAL FINISH CADMIUM PLATE QQ - P 4 MIL HARDWARE CAN BE REPLACED BY MS35206-241 ( -164-32) 6 .fOf0.20 #-3 ( .2 6 32.0 07) kES t0.00 (“?O3 I 635-0.80 +OOO) MATERIAL FED
9、STD NO. 66 FINISH PASSIVATE MS51957-26 ( .138-32) hlIL HARDWARE CAN BE REPLACED BY hls51957-41 (. 164-32)- J I THREAD S RIA TER IA L I MIL HARDWARE EU-520DAAC Page I1 QQ-S- 700 CADMIUM PLATE QQ-P-416, TYPE II, CLASS 3 CAN BE REPLACED BY MS35338-41 ( .138) Rls35338-42 (.164) ZE 1 CRES 1 /-38-32UNC- 2
10、 A MA TE RIAL FED STD NO. 66 MIL HARDWARE CAN BE REPLACED BY - 1:; . FINISH PASSIVATED - BRONZE MA TER IA L QQ-B750, COMPOSITION A, HARD FINISH CADRIIUM PLATE QQ-P-416, TYPE II, CLASS 3 MS35338-98 ( ,138) RIIL HARDWARE CAN BE REPLACED BY R.Is35338-99 (. 164) FIGURE 8 - PAN HEAD SCREW DIIIE#SIOIQS .0
11、 *.IS4 (.O 3 4+D O 3) PIGRE 9 - SPLIT BIHG WCKWASHER DIP!EMSIOHS EIA 520DAAC 90 3234600 0073520 b EIA-520DAAC Page 12 1.9 Ratings and Characteristics 1.9.1 Ratings Al titude Electrical - power - logic level - low level Flammability Fluid resistance Fungus resistance Icing Moisture resistance Random
12、vibration Salt Spray Sand and Dust Sealing Shock Temperature Thermal Shock Vibration 1.9.2 Characteristics Actuator grounding Altitude voltage proof see note 11 Capacitance Contact bounce EM1 shielding Endurance - electrical (at high temp. - logic level - low level - mechanical and at 65,000 ft) Exp
13、losion Immersion in cleaning solvents Insulation resistance Mass including mounting hardware Operating characteristics - Total travel - Operating force Overload Resistance to soldering heat Solderability Strength of - actuator - mounting bushing - termination - IWTS - screw - solder 65,000 ft See Ta
14、ble PI not applicable not applicable applicable not applicable applicable not applicable applicable not applicable 96 hours applicable watertight immersion 75 G, half-sine -55C to 70C -55C to 125C 10 G, 10-500 HZ not applicable 500 Vrms not applicable not applicable not applicable 20,000 cycles with
15、 no sticks or misses not applicable not applicable 40,000 cycles applicable. See clause 1.10.1. not applicable not applicable 0.23 pound maximum See Figure 1 not applicable applicable applicable to solder terminals only applicable to solder terminals only 25 pounds 15 pound-inches 15 lb for 5-10 s 5
16、 pound-inches 5 pound EIA 520DAAC 90 m 3234600 0073521 8 m 28 Vdc resistive inductive lamp load EIA-520DAAC Page 13 115 Vac, 60 & 400 Hz resistive inductive lamp load Switch “resistance not applicable Temperature rise - at 6,000 cycles 30C maximum - at 20,000 cycles 50C maximum Voltage proof see not
17、e 11 1500 Vac NOTE I: After electrical endurance testing, the points of application of the test voltage shall be from terminals to ground only. 1.10 Increased severities or requirements which are additional to those specified in the generic and/or sectional specification 1.10.1 Explosion Object: The
18、 objective of the test is to assess whether a switch, while operating, will ignite an ambient explosive atmosphere prevalent in aircraft applications. This test is not necessary for switches which are enclosed in housings (casings) designed to prevent flame or explosion propagation. Test Method: Swi
19、tches shall be tested in accordance with Method 109 of MIL-STD-202. Switches shall be operated at their maximum rated dc inductive current at the rated voltage. Criteria: The explosive mixture in the test chamber surrounding and external to the switch shall not explode whether or not an explosion oc
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